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8/12/2019 Landscape Water Conservation Manual
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ADCAE AD A
D AE CEA AA
(WITH DETAILED WATER BUDGET CALCULATION PROCESS)
5, 2012
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INTRODUCTION ............................................................................................................................................. 1
TABLE OF CONTENTS ..................................................................................................................................... 2
RECOMMENDATIONS ................................................................................................................................... 6
1 SITE PLAN .......................................................................................... ................................................ 6
1.1 DESIGN ........................................................................................... ........................................... 6
1.1.1 Qaca S Pa Pa...................................................................... 6
1.1.2 Daa ............................................................................................................................ 7
1.1.2.1 Daa Cc ............................................................................ ............................ 7
1.1.2.2 D ...................................................................................................................... 9
1.1.2.3 B Sa ................................................................................................................... 10
1.1.2.4 Ra Gad ............................................................................................................... 11
1.1.2.5 R..................................................................................................................... 12
1.1.3 MATERIALS ...................................................................................................................... 13
1.1.3.1 Pab Pa........................................................................................................ 13
1.1.4 GREEN SPACE .................................................................................................................. 15
1.1.4.1 Pa Aa ............................................................................................................. 15
1.1.4.2 Naa Aa .............................................................................................................. 16
1.1.5 D I ................................................................................................................... 17
1.2 INSTALLATION ......................................................................................................................... 18
1.2.1 Qaca Cac ........................................................................ .................... 18
1.2.2 Cc Oba ............................................................................................... 18
2 LANDSCAPE .......................................................................................... ........................................... 19
2.1 DESIGN ........................................................................................... ......................................... 20
2.1.1 Qaca Ladca D Pa ............................................................ 20
2.1.2 Pa Pa .................................................................................................................... 21
2.1.3 Hd .................................................................................................................... 23
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2.1.4 Ha ad c ............................................................................................................ 24
2.1.5 G a/ ............................................................................................................ 26
2.1.6 S .......................................................................................... ....................................... 27
2.1.6.1 S I ........................................................................................................ 27
2.1.7 Wd C .................................................................................................................. 29
2.1.7.1 PE Hbcd .............................................................................................. 29
2.1.7.2 PE Hbcd ............................................................................................ 30
2.1.8 Mc ......................................................................................................................... 31
2.1.9 D I ................................................................................................................... 32
2.2 INSTALLATION ......................................................................................................................... 33
2.2.1 Qaca O Ia................................................................................................ 33
2.2.2 S .......................................................................................... ....................................... 34
2.2.2.1 S Cac .......................................................................................................... 34
2.2.3 Cc Md .................................................................................................... 34
2.2.3.1 Pa ad/aa acc ...................................................... ............... 34
2.2.3.2 Pa Tc .......................................................................... .......................... 35
2.2.3.3 Cc Oba .................. ......................................................................... 37
2.3 MAINTENANCE ........................................................................................................................ 38
2.3.1 Qaca Ladca Maac Pa ................................................. 38
2.3.2 P ..................................... ....................................................................................... 39
2.3.3 M ......................................................................................... .................................. 40
2.3.4 F ......................................................................................................................... 41
2.3.5 Mc ......................................................................................................................... 42
2.3.6 Wd .......................................................................................................................... 43
2.3.7 Dadad ................................................................................................................... 44
2.3.8 Aa .......................................................................................................................... 44
2.4 MANAGEMENT ........................................................................................................................ 45
2.4.1 Iad P Maa (IPM) ............................................................................... 45
3 IRRIGATION ..................................................................................................................................... 47
3.1 DESIGN ........................................ ............................................................................................ 47
3.1.1 Qaca D ............................................................................................... 47
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3.1.2 Wa c ................................................................................................................... 48
3.1.3 P Gd............................................................................. ............................ 52
3.1.4 E ....................................................................................................................... 53
3.1.4.1 D Md ........................................................................................................ 54
3.1.4.2 P.............................................................................................................................. 60
3.1.4.3 Va .......................................................................................................................... 62
3.1.4.4 C ad S .............................................................................................. 64
3.1.5 Z.............................................................................................................................. 66
3.1.6 S ........................................................................................................................... 67
3.1.7 O acab cd ......................................................................... .......................... 67
3.1.8 D ................................................................................................................... 68
3.2 INSTALLATION ......................................................................................................................... 68
3.2.1 Qaca Ia ................................................................................................ 68
3.2.2 E ....................................................................................................................... 69
3.2.2.1 P.............................................................................................................................. 69
3.2.2.2 Tc/Bac ....................................................................................................... 70
3.2.2.3 R C Va Ab ................................................................................. 71
3.2.2.4 Had La ................................................................................................................ 72
3.2.3 T ............................................................................................................................. 72
3.2.3.1 Ma T .......................................................................................................... 72
3.2.3.2 Laa L T ......................................................................... ............................ 73
3.2.3.3 Oaa T .......................................................................... ........................... 73
3.2.4 Cc Oba ............................................................................................... 74
3.2.5 P Iaa .............................................................................................................. 75
3.2.5.1 P aa ad ................... .............................................................................. 75
3.2.5.2 AB ...................................................................................................................... 76
3.2.5.3 C Ca .......................................................................................................... 77
3.2.6 Fa accac .............................................................................................................. 77
3.3 MAINTENANCE ........................................................................................................................ 79
3.3.1 S Oaa cc ............................................................................................. 79
3.3.2 Maa D I................................................................................................ 82
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3.4 MANAGEMENT ........................................................................................................................ 84
3.4.1 Ia Maa Cc ................................................................................... 84
3.4.2 Ia Scd .......................................................................... ............................. 86
3.4.3 Ca C ................................................................................................................ 91
3.4.4 Wa Bd .................................................................................................................. 92
APPENDIX .................................................................................................................................................... 94
1.1 SITE PLAN ................................................................................................................................ 94
1.1.1 D I Sa ........................................................................... ........................... 94
1.2 LANDSCAPE ............................................................................................................................. 95
1.2.1 D I Sa ........................................................................... ........................... 95
1.2.2 Saa Ladca Maac Scd ........................................................ .......... 96
1.2.3 Ga Maac Gac adca ad a ............................................. 97
1.3 IRRIGATION ............................................................................................................................. 98
1.3.1 Ia D I .................... ............................................................................... 98
1.3.2 C Ia I & Rcda ............................................................ 99
1.3.3 TCEQ Sa Ia S Maac cc ............................................... 101
1.3.4 TCEQ C R Maac Ea Ia........................... 102
1.3.5 Cca, Ida & MFa S: Ia S Eaa Pcd 104
1.3.6 Bac Ia S R ad Ra Rcda P Wa
Ca ................................................................................................................................. 105
GLOSSARY.................................................................................................................................................. 107
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ad ad a b a a a bd d d a d a
4 , ad a aa d b cd dc d.
I A:Mc ad bc a a d . Tc ba
c ca bc ad ad a a ad a , bc
ad a d .
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Mc d , da a, dc d ad
. F d c a dcbd adca a, c
d cd:
A. Ra d c ba a ad a ad aaac.B. R a ad a.C. K c a c aa a .D. U a 1 da baE. U bdadab c add .
F 218
B:Mc acc ca dc ac a ca a a. Oac c
aa ad a caab a dc. Mc da
a ad aa b dc aa, ad a d
a. Adda, c d , b dc c
a b d ad dab a aa. Mc a c a
caca daa ().
2.3.6 EEDIGWd d b d a a d ba ac ad aa a a
dab c ( P ad P bcd c 2.1.7.1 ad 2.1.7.2
aa).
I A: Wd c a accd, ad , c d a
a a c aa aac.
C A:A d ad a d aa a d b
d ad d a ba. I a, acc d b a a
cc d aa a:
A. A a adca bd b c.
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B. A bcd cd d, a dd ad dd b , , c.
C. A d b d aca a .D. F a cd ab c.E. Ta , b d.F. A a d cc.
B:T a a d d aa a, cd caca
a ad / bcd dc ab c, ca a a, c
ac, ad dc a a b adca.
2.3.7 DEADHEADIGT ac a b a dadad cdd. T acc
ba/c ad d d ca a c dc
b. I ac, b ac a b dab b adda a
a a d. T a a a a
a dad
I A: Ua d ac aa c a b bc.
C A: T acc d b accd a a d b ad
, , ad a a aa b cc.
B: Rdcd a ad a ad d a a d ad
a dad.
2.3.8 AEAIT acc a c aa 46 aa a aa, a ,
ad ad aa d aa aa
a d d aa. U aa ad d aa
ad ca a ac ad dc a .
I A: T acc a d ad d d a dd b a
c a a a ba.
C A: T c aa ad d d a ca
cac cc. T cac a d (a )
a b. W cac ac cdab d
b , aa ad d cdd. Cacd
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d aa ad d aa ad ac
ad dc a .
Scc acc cd :
A. Aa a d a b a a ca , adda cac, a a.
B. Aa a d a a 4 ad ab 6.C. A aa .D. Ca d c ad ad c aa .E. Sad d ac a ad c aa .F. Aa d b d da.
F 219 A
B:I caacc, a ad a , a ,
d, , dc ac, ad dc a a a
d.
2.4.1 IEGAED E AAGEE (I)T aac c c a d, da ad c adca. N a
c, d, ad a c. Ma a a c, ad a bca. Ra d d , ad , a dd.
Ta cd ca, caca, ca, ad bca acc.
I A: M aac a ad IPM ad a c
dc b bca c ad c a a. I add, d a
a c da.
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C A: P a ad IPM. T ac dd a a
a aa adca ac. I cdd a adca b cd
ad d b a cd. T d c
, ad b ab da b, d ad bad ad cc, ad
aa d cd. Adda,
A. Ic a a b aa a a a.B. Ic a a ccd b ad .C. U ad d d ad cb bcd a, a dd.D. U a c c d ad a c d a
ab a cc.
B: IPM a adca, cca, dcd ab d dcd
cca, a d cca, ad a a aab .
F adda a a dd:
Sa N Wd L Ta
DA. C. D C. A D.
Dad a a.
Sa Ia Pa Ta/ Da b Saad Da b C
. C E . E D & D
.
E I
://..bac.da.//. ://../.
://..c/ ( "A bad ")
://d..d/ca/aca.
://.c.d/ba/cc/c07c/c07c. Ia Cc ad Fac S I
://..c/ ://..aa.d//c_cc.
://..d:591//a_ac/. ://.ca
ca.c//. ://.ca.d/D/IPM/aa/.
://.ca.d/D/IPM/aa ://.a.a.d//
ac/2000/d.
P Tac Ta
DA. A. C A . A .
Ta Ia Pa & P Cc (TIPPC)
..
T Ta Ia Pa ad P Cc (TIPPC) bca a abd Ta J 2, 2008.
T TIPPC a dd aa ac a c Ta, d a
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ca cc, dcaa ad cca a ad ac ad
ac a dc ac a a ad ad.
3 T d, aa, aac, ad aa adca a ca
c a ca caab . Ca ac
a a a cc. T cda, ca ad
d, a ca, ab, c c, c, ad a c a
acd.
3.1.1 AIFICAI F DEIGET a d d ad aa cc, acc, aa, ad
cd b d cc a . I cca a
d, c, ad c d a a c d. I add,
a d d cda ad d d aa.
N: A a d TCEQ TCEQ 30 TAC Ca 344://..a..//b/adac$.VTAC?ac_=4&=30&=1&c=344
I A:Ta Ia D a Ta Ladca Ia Lc
Ca 30 TCEQ a Occaa Lc ad Ra. Ladca Acc ad
E a a cd d a Ta. L c ca
d ad a ca cdd a c cca.
Adda, a d, aa, aac aa c d
ba c.
C A: Ia d a d a a dad c, ad
a, d a c a d. Paca c d b acd
a ad c a d b a aa,
aac, ad aa. Ha cda ad c, ca cc a
ca, a .
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Pa 48
T b ab d a a a a caab baa a a
d adad, d dad a c ad cc aaab ad
a a ac cd cc a. Adda, d b ab
ac aaab a c dc cc cd, ca
c ad a bad c d a c. I add a
adad c, d d cca:
A. Ia Aca Cd Ia D cca/daB. Ia Aca Cd Ladca Ia AdC. Ia Aca Cd Ladca Ia MaaD. Cd S Wa Pa (CSWP) d b Ia Wa Maa Sc
(IWMS)
W c a d a a c c ca a ca d a,
c a d a, a a a , , ad a a a a a a 3 a d c ( cc
c a a ad c) ca d .
B: Sbaa a ad c a aa, aac ad aa a ad
c cc.
3.1.2 AE CEOd a a ab a ad a a ab a. Adda,
a a a c Ia MUD c aa. D aa a
c a aa cc dd ca a ; a aca ab ca. U a cba aa c
a a , c a ad b . B a
a aa a c, d d c. T acca ad aca ab
ac d b cdd ac c.
AE HAEIG
S 1.1.2.1 D C a b dad a a a a
aaab a a.
ECAIED AE
T aa ad ca a a, c c a a .
Sa a a cad a b ca ad ad ad
c ad a a bc aa a cad a b ad a aa. U
adda a:
://.c.a./a/bc/a///db/210b.d
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F 31
AI AE HAEIG
Ra a a a ac acc cc a a ac, a
a, cac a a a a dc, ad a a a
d c a a a. R Ta Raa Ha Maa ad TCEQ Gd:A. Ta Gd Raa Ha, Ta Wa D Bad
://.db.a../bca//aaaaa3dd.
d
B. Raa Ha, Ta C Ea Qa://.c.a./bca//404./
C. T 30, Ada Cd Ca 290 Raa Ha , Ta C Ea Qa
://.c.a./a/bc//a/d//DWAWG/Ra
a.d
F 32
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Mac 5, 2012
Pa 50
CDEAE AD CIG E AE
Cda ad c a a c c a a a. B a
bdc a cd . T ca d cdab a a a
a cdd bd a c. O caacc a c , d, a a; a a a a.
R TCEQ R 210 adda a .
://.c.a./a/bc/a///db/210.d
GA AE
Ga a a a , bab, ad a aa, d
da aad c aa, a a d d aa da, ad
a ac. T a c c a a d cba
a c. P a a a a d a a a dc ad a a a d da a 400 a. F
adda a ad a cc a a :
A. ://.c.a./a/bc/a///db/285a.d B. Ia c adad cad a.
F 33 G
FACE AE
Sac a a d a, a, d, ad . I a ad d
a a c dca . T a a c
ab d a.
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F 34 H
GD AE
Gd a cd a d a c a, cd ab a. I
a ad d a a c dca . T a
a c ab d a.
ABE AE EAAE IIGAI EE
Pab a a dab c a a ad d b d a a aaab dc a ab a d. I d
a a d b aa d aa bac . T aa
bac a b d a dcad b cd ad adad b ca ad a a.
A. TAC T 30, Ca 344 E://.c.a./a/bc/a///db/344.d
F 35
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Mac 5, 2012
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I A: I a, a c c cdd adca a
ab a d ad aaab, aa ad aa c, ad a.
C A: Pab a cdd a d a c. A
a c d ab d b cdd, d d, a aca ab,
ccb c , ad ca ab.
B: T c ab a a dd b a ad
d a a; ad cd dc c a a a a
b a . C bd a a ad a a a a, a
ad , , aac ad aa c, a c,
a c, a ad ac c cbd a c ab
a. T, c a b dd Ad a a,bd a, ad ca a ad a ad ac c,
c a b, a cbd.
E a ab a a ca b d a adca, a
ab (dab) a dd.
3.1.3 EE GIDEIECc a cca c d a
adca. D a c a d ac , d,
, c. T, a ac a a a cca a ca.
I A: I c a a a . O, d
d (a ad ad a ) a ( a
aa ) ad ad a a ac .
C A: T b a /, ad
b cc (POC, a ) ad ad/dc b a
cda. Aa cc aac cda
ad//dc b d. T ca b d a aac b,ad aac caa. N a caa cd a d c
ad a (a a aa a b ad a d b cdd), d
dc b a/ c ad d . Maac
a b d , aad dd caa.
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Mac 5, 2012
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Ga, a d a:
A. F a , d ad a, > 50, d 6080 a ad.
B. S a , cca a da , 30 50, d 5060 a ad.
C. F a ad a , d 3045 a ad.D. F a ad d a , d 30 a dc.E. F d/ dc, d 2030 a dc.
P ca/aa a a 2:1 a dca aa; .. a
aa 20% b ad, b a cd 10% dc b
ad. T aa dc ac cc a . (W
ad (DU) caab aa, cca a
dc. Ga, a dcb a ca b ad a aa b
a .) P a dab a a ad c
. I b, d a aaab a , a d b:
A. Ia a adab a a c a. T a c,aaab, adab a a ca b addd a a RCV:
1. H AccS://.d.c/dc/ca/acc.
2. Ra Bd PRS Da://.abd.c/adca/dc/a/PRSda.
3. TEZR://..c/a/c/a/220/acc_.
B. Ia a a a a a c .B:Oa a a d a ca
cc (1015%) adad acc, cd a a. P
a, d c c , a c a
d adda a a dcd aac ad a.
3.1.4 EIEGa, cca ad d b d a c bad cd
ca aa a. Icad a d dcd aac b c
d a ca b. A a a, a a ad c ,
ad daad ada (c) aac (a ), a b
ad a a ad. A cca a ad a a ,
c ad, ad a. T a aac (H, Ra Bd, ad T) ac
a d a cca ad dc aaab.
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Mac 5, 2012
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3.1.4.1 T d d , a, a ad a . F d
aca d a aa c a ad a cd c: ,
a, bbb, ad . T d d b dcdd b d cda ad a bd caacc, ad a d.
D d d a a d ca a. Tca, d 0.5/. ad
a d 0.40.6/. Bbb a d ca a 11.5/. a.
L ca a a dd a aab ad a ca ca a
b d.
W ab d d (/ a/bbb) dc a ca a
d b d a a / a . Z b ca a
c a b a a aca a (/cc). T b
aca a. Wa cd cad bca d
a a a, a a d.
F 36 ( I A)
A d ac ab, c c ( a
dc ) ad cd c a d a b ac 100%
. T a ca cc ac aca dc a b.
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Mac 5, 2012
Pa 55
F 37 (75% ) F 38 (85% )
F 39 D (95% ) F 310 B
I A: T d d c d d ada a
ad acd ca a . T d a a a b cc 65%. I
a a , a bad d a ada d ad a da,
a a c d. P a ad cc a a ca d.
Fc a ad bd, ad a aa, a ca ad
a d ac a a bca b ad a a aad.
C A:
A. L V (A /)U a dc a b ad dc bd. L a
dc a a (ad a . a ). T
dc ca a a dc a (b ac)
a a a a d aa, d, , c. T ca a a
a ac, da . T a c
a b ad aca, b c ca ada
ad d.
1. Fa
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C, C
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Mac 5, 2012
Pa 56
L dc aa a ad c
a c c a a. D a (c
) a d d a c, ad /. Ga
a c ac (ad, , c.) ad dc a
c ac (aa). Ca (aa aac)
a a cda.
a. Pab (ca) Wa Sc. S aac cda a
(c) dc b d. M cd
.
. Fa a ca c. Lca a c a.
. A aa ca ca ada a caa d c (c a a d ca). Cd a aca aac
aa a a ca a .
b. Nab (d) a c. S aac cda a
(c) dc b d. M cd
.
. Fa a ca ca c. Lca aa a cc/a , ad a
cda a c a.
c. F Ca Dd a a, ad d c ca, a da b a aad ca ad a aa ca d b
dcdd.
. I ca d a c a d c, a aad ca . Cd a
aca aac aa a a ca
a .
. I ca d a c a , a aa ca . Cd a aca aac
aa a a ca a .. W aac a d, a cba aac
ad aa a (aac a a c, ad aa a
c a) d b .
T a dc a a b cd b ab a
a cad a , d b ad c.
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Mac 5, 2012
Pa 57
2. D Tb (A , , )
a. Ga, a ac a 3648 cb. Ia b a 4 d a bd; a a 68 d c. Taa b ad. U d b a ad cc a. Sc b dd, aad a a 5 c. D d b ac ad ac bad :
. I ad a ac ad a ca c; aa a .
Accd, b ac a d,
a (.5 .6 ).
. I a a ac ad a ca a ad a; da aa a . Accd, da b ac a
d, d a (.6 .9 ).
. I ca a ac ad a ca a a a; ca aa a
. Accd, a b ac a
d, d a (.6 .9 ).
. Tb a ad ac a a 10% b add cc.
. Tb a d b dca . Tbac d b a 100% d . Tbac d b a 150% dd d .
. Tb ac d b a 200% b d .. D b cc a caab cdd
b a .
3. P c (A , ; )
a. U a ac >3648 c.b. Sc b a d dd, aad a a 5
c.
c. U a c dd ca.d. M db b < 4.. U a /dc ( cc).. U (2 , 3 d, >3 a c) a
ac ba d a a a ba.
. Sc acd ca a a aa a, a a d dca.
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Mac 5, 2012
Pa 58
B. T Ra (A 6 30 )
T a a c ab d aca dc. T db
a d d d, c d , ad d c b a
a. T a a ad adad a ad bd. W c
a , a d b d:
1. P Raa. U a ad a bd bad aa b ad ad
a cd.
b. U Sac P a d a ac//ada. ://c.ca.c.d/a/
2. Cc a ad daa ad a ac.
3.
P a. U 6 .b. U 6 a (d a) b a,
d a c (bca d cc a
)
c. U 12 dc bd ad b bd aa (bca d cc a ).
4. Ra. U 12 abd Sc 40 PVC b a
(a ad b a aad b, ad
ab aad b db a bca).b. D da adac da ca aa
dc ada/aac c dc a d
acad
5. Na. U acd ca a ad aa
a aa b ad.
b. O aab ac/adab ab d( cc).
c. Ad a adca. D a da ad adca.
d. N cc a a b aac.T a dc a a a ac a adad a
. H, ca accd a
ab, a a dd a dc a
aac ca. Ea: T Pc Sa N, ad Ra Bd
HE Va.
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C
C, C
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Mac 5, 2012
Pa 59
6. Had Laa. Sac ad a 90% ad a d accd
aac caa cc.
b. Ad ac ab a d d ca cd, d, cc.
c. U Sac P a d a ac//ada ://c.ca.c.d/a/.
C. Bbb (A , )Bbb d b acd ad d b ad a ad
c b. Z ad b bbb accd a d; d
ad b a a aa a
a .
1. Ia bbb 4 a bd a ad.2.
U ca, d , bbb
3. Ia a bbb ( ac d b) ac b c bbb. T b bbb dd b a
c a ad /b ba
d d a. O , ca a c /b,
bbb cd b d.
D. R (A > 30 )R a a aa, d ad a. W
c ad/, a d b d:
1. P aa. U ad bd aaab.b. U a a c a. (A 3.1.3
c) c a acd.
2. Cc a ad daa ad a ac.
3. Sa a d a a, ca ad
4. R a. U 6 (bca d cc a )
5. Na. U acd ca a aaab;
aaab, c ca acd ca a ad
aa a aa b ad. T d d
cc b d ac a/ca, ca a acd
ca a. A a a, a a ad a 90 a
a 1, a ad a 180 a a
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C
C, C
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Mac 5, 2012
Pa 60
d d b 2 (c aa) a a acd ca
a.
b. Ad a adca. D a da ad adca.
6. Had Laa. Sac ad a 85% ad a d accd
aac caa.
b. Ad ac ab a d d ca cd, d.c. U Sac P a d a ac//ad
a. ://c.ca.c.d/a/
B:Sca a ca cad cc/ caab,
aa ad a, acd ca a, cad a dc, ad dcd a.
Adda, dcd aac , a b ad .
3.1.4.2 P aa, , ad aa a a a ac db a c. A
a db a c. A a a
, aac a/, , b a a
aa .
I A:T Ca 160 PVC (ad) Sc 40 PVC d
aa a d. T aa a c aaab ad a
. T a, ac d a ad c.
Ca 160 PVC cb caca daa (a ad ) b a
a .
T Ca 200 PVC (cad a Ca 160 PVC) Sc 40 PVC d
a a d. La a ad Ca 200 PVC
ad PVC dc ad bc. T bc c d
ad cb ca a a.
Sc 40 PVC c d d. W cdd a a ad ,
ad a Ca 200 PVC > 4.
C A:
A. Laa P1. S
Ia a a a a ca a
a ad b. Ta a
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C
C, C
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Mac 5, 2012
Pa 61
, ad ca c a , ca ca
daa cd. P
c ad d ad daa ad cc
b . Wa a (daa )
a cd . B d
ba d a a ad a a. Scc
c acc ca a
a:
a. D cd 5 c.b. U c ac d a cd.c. D a cd 10% aaab . ..,
50 aaab a c, a 5 accab
aa .
2.
DPd c ca aa , c ca
caca daa ccc .
a. 3 : Pd 18 ca, 30 a ca cb. 4 d 24 ca, 30 a ca c
3. MaaH D P (HDPE) d a b. HDPE
PVC caac ( cca d), dab, ad a
a.
a. U PE4710 DR17 IPS HDPE aa .b. F U HDPE ccd a b cd.
4. BacPd a bdd ad bac a d 6 ca ad.
Ra bac ca b a aa, b c > 2 .
B. Ma 1. S
Ia a a a a ca a
a ad b. Ta a
, ad ca c a , ca ca
daa cd. P c ad d ad daa ad cc
b . Ma a d a a
(daa ) c a cd
. B d ba d a a ad
a a. Scc c acc ca
a a:
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C
C, C
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Mac 5, 2012
Pa 62
a. D cd 5 c.b. U c ac d a cd.c. D a cd 10% aaab . ..,
50 aaab a c, a 5 accab
a .
2. DPd c ca a , c
ca caca daa ccc .
a. 21/2 : Pd 24 ca, 30 a ca cb. 3 4 : Pd 30 ca, 36 a ca cc. 4: Pd 36 ca cd a ca c
3. MaaH D P (HDPE) d a b. HDPE
PVC caac ( cca d), dab, ad a a. U cad a a c. HDPE
aaab a ca a b dd b
d cc c ca.
a. U IPS HDPE a.PE4710 DR13.5 IPS HDPE a d a d, ca
dad accd c .
. F U HDPE ccd a b c d.
. Ra N a a d a d HDPE a.4. BacF a ad a c d, d a bdd ad
bac a d 6 ca ad. Ra bac ca b
a aa, b c > 2 .
B:Wa ca c ad acad a a cad b
, c a ad a ca c, ad dc a ad a.
Adda, dcd aac a b ad .
3.1.4.3 T a 2 d a dcd aa: c a (RCV) ad aa. RCV a cca acad a a c a d . Ia
a a caaa a (a cc aa) aca a
a. A a b ab, aac, ad b d accda
a a.
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Mac 5, 2012
Pa 63
I A: Ncca ad RCV a c d cca aac.
T 10 d adad 12 caa a b a c d. Ia a a RCV
a a d. Ia a a a a d, b a a b.
C A:
A. R C VaU a RCV dd cca aca. U a b
c RCV. S RCV accda a a a
b. Udd a c , b ac
cc . Od a a a c, a
c aca.
1. R C Va Ta. U a RCV a bd ccd ad ad UVa
, ad 200, a ada.b. F c ad b cdd
2. R C Va a. < 5 : ca L F RCV ( aac caa)b. 524 : 1 RCVc. 2549 : 11/2 RCVd. 50100 : 2 RCV. > 100 : 3 RCV
3. R C Va Ba. U Jb RCV b a c a b
c a d b. I d b d, a a adca aa ad a
ad adca aa.
B. Ia VaW a a d a, a ca b dad. Ia a
c a b a b a aa da a. W d
d ca, cd a a a 2,500 4 a (a 1,700
a). Adda, a c ca da,
(a ) b bac . (I a d
a ad a ca ca c a a ; a
a ad , a b d a.) Va d b a ad d ac c a ad.
1. Lca a a:a. Ida a ac RCVb. O ac d a a a c. Haa ad a a >1000d. A 1000 c a
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C
C, C
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Pa 64
2. Ia Va Ta. U a ca dc a a HDPE a. T a c
HDPE ac d d dc a.
B: Rdcd a c cd ad acad cad
cc. Md a da/ d a a ad RCV a b d
a c d b a a, , ad c.
3.1.4.4 T c ba a . T c (ca
/dd b ) d ad a a cc . T
ca c ad a adca ad/
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